title: Criteria for disease activity in Wegener's granulomatosis: a requirement for longitudinal clinical studies.
authors.affiliation: Dept. of Clinical Immunology, University Hospital, Groningen, The Netherlands.
authors.forename: C G
authors.initials: CG
authors.lastname: Kallenberg
authors.forename: J W
authors.initials: JW
authors.lastname: Tervaert
authors.forename: C A
authors.initials: CA
authors.lastname: Stegeman
mesh_terms: D000305:Adrenal Cortex Hormones / Q000627:therapeutic use; D003520:Cyclophosphamide / Q000627:therapeutic use; D014890:Granulomatosis with Polyangiitis / Q000188:drug therapy / Q000473:pathology / Q000503:physiopathology*; D006801:Humans; D008137:Longitudinal Studies
chemical_list: D000305:Adrenal Cortex Hormones; D003520:Cyclophosphamide